add existing files

arduino/firmware.ino

@@ -0,0 +1,97 @@
+#include <WiFiNINA.h>
+#include <Wire.h>
+#include <Adafruit_Sensor.h>
+#include <Adafruit_BME680.h>
+
+#define SSID ""
+#define PASSWORT ""
+#define API_HOST ""  // Deine API-Domain
+#define API_ENDPOINT "/sensor-data/"  // API-Endpunkt
+#define API_PORT 8080  // Falls HTTPS, dann 443
+#define CLIENT_ID "1.54"  // Eindeutige ID für den Arduino
+#define API_TOKEN "test2"  // Setze hier dein API-Token
+
+Adafruit_BME680 bme;
+WiFiClient client;
+
+void setup() {
+    Serial.begin(115200);
+    while (!Serial);
+
+    if (WiFi.status() == WL_NO_MODULE) {
+        Serial.println("WiFi-Modul nicht gefunden!");
+        while (1);
+    }
+
+    WiFi.begin(SSID, PASSWORT);
+    Serial.print("Verbinde mit WLAN...");
+    while (WiFi.status() != WL_CONNECTED) {
+        delay(500);
+        Serial.print(".");
+    }
+    Serial.println("\nWLAN verbunden!");
+
+    if (!bme.begin()) {
+        Serial.println("BME680 nicht gefunden!");
+        while (1);
+    }
+
+    bme.setTemperatureOversampling(BME680_OS_8X);
+    bme.setHumidityOversampling(BME680_OS_2X);
+    bme.setPressureOversampling(BME680_OS_4X);
+    bme.setIIRFilterSize(BME680_FILTER_SIZE_3);
+    bme.setGasHeater(320, 150);
+}
+
+void loop() {
+    if (!bme.performReading()) {
+        Serial.println("Fehler beim Auslesen des BME680!");
+        return;
+    }
+
+    if (WiFi.status() == WL_CONNECTED) {
+        Serial.println("Sende Daten an API...");
+
+        String jsonPayload = "{";
+        jsonPayload += "\"token\": \"" + String(API_TOKEN) + "\",";
+        jsonPayload += "\"clientid\": \"" + String(CLIENT_ID) + "\",";
+        jsonPayload += "\"temperature\": " + String(bme.temperature) + ",";
+        jsonPayload += "\"humidity\": " + String(bme.humidity) + ",";
+        jsonPayload += "\"pressure\": " + String(bme.pressure / 100.0) + ",";
+        jsonPayload += "\"voc\": " + String(0.0) + ","; // Falls VOC nicht gemessen wird
+        jsonPayload += "\"gas\": " + String(bme.gas_resistance / 1000.0);
+        jsonPayload += "}";
+
+        if (client.connect(API_HOST, API_PORT)) {  // Falls HTTPS genutzt wird, dann WiFiSSLClient
+            client.println("POST " + String(API_ENDPOINT) + " HTTP/1.1");
+            client.println("Host: " + String(API_HOST));
+            client.println("Content-Type: application/json");
+            client.print("Content-Length: ");
+            client.println(jsonPayload.length());
+            client.println();
+            client.println(jsonPayload);
+
+            unsigned long timeout = millis() + 5000; // Wartezeit für die Antwort
+            while (client.available() == 0) {
+                if (millis() > timeout) {
+                    Serial.println("Timeout bei API-Antwort!");
+                    client.stop();
+                    return;
+                }
+            }
+
+            while (client.available()) {
+                String response = client.readString();
+                Serial.println("API Antwort: " + response);
+            }
+        } else {
+            Serial.println("Fehler beim Verbinden mit API!");
+        }
+
+        client.stop();
+    } else {
+        Serial.println("WLAN nicht verbunden!");
+    }
+
+    delay(5000);
+}